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Sweets & Bakes

Cinnamon Hazelnut Fudge Squares

Recipe guide: Elena Hart
Cinnamon Hazelnut Fudge Squares
Sweets
DifficultyEasy
Prep time10 min
Total time10 min
Servings4 servings

Rich stovetop fudge has an immediate appeal, especially when it pairs dark cocoa with warm spice. These squares combine melted butter, granulated sugar, and unsweetened cocoa powder with ground cinnamon, folding in chopped roasted hazelnuts for a pleasant crunch throughout every bite. Because the base comes together in a single saucepan over low heat, it requires minimal hands-on effort before heading to the refrigerator to chill and set up firmly for slicing.

Why this one works

  • Deep chocolate flavor balanced by aromatic ground cinnamon.
  • Roasted hazelnuts provide a crisp, contrasting texture to the smooth fudge.
  • Prepared on the stovetop in minutes using a single saucepan.
  • Cleanly cuts into neat squares once thoroughly chilled.
Cinnamon Hazelnut Fudge Squares close-up
Ingredients

What you’ll need

  • 1 cup (225g) unsalted butter Melts gently over low heat to form the rich foundation of the fudge base.
  • 2 cups (400g) granulated sugar Dissolves into the warm butter and cocoa mixture to provide sweetness and structure.
  • 1 cup (125g) unsweetened cocoa powder Delivers concentrated chocolate flavor without added sweetness.
  • 1 tsp (5ml) ground cinnamon Adds subtle warmth that complements the cocoa and nutty profile.
  • 1 cup (150g) chopped roasted hazelnuts Roasted nuts lend a crisp crunch and toasted aroma when folded into the warm mixture.

TRY THIS NEXT: If these flavors sound good to you, Espresso Chocolate Fudge Squares is a natural one to save for next time.

Equipment

What to have nearby

  • Medium saucepan
  • Square baking dish
  • Parchment paper
  • Heat-resistant spatula or wooden spoon
  • Sharp chef's knife
Quick overview
Prep
10 min
Cook
Total
10 min
Serves
4 servings
Method

Step-by-step instructions

Keep the burner on low heat while melting the butter so the cocoa and sugar incorporate smoothly without scorching. Stir continuously until the mixture is uniform, fold in the hazelnuts off the heat, and let the refrigerator do the rest of the work.

  1. 1
    Step 1

    Line an 8-inch square baking dish with parchment paper.

  2. 2
    Step 2

    In a medium saucepan, melt the butter over low heat.

  3. 3
    Step 3

    Stir in the sugar, cocoa powder, and ground cinnamon until smooth.

  4. 4
    Step 4

    Remove from heat and fold in the chopped roasted hazelnuts.

  5. 5
    Step 5

    Pour the mixture into the prepared dish, spreading evenly.

  6. 6
    Step 6

    Refrigerate for 2 hours until firm, then cut into squares.

ALSO GOOD: If these flavors sound good to you, Pomegranate Pistachio Fudge Squares is a natural one to save for next time.

Helpful details

A few things worth knowing

  • Keep the saucepan over low heat to prevent the cocoa and sugar from catching or burning.
  • Leave an overhang of parchment paper in the dish to easily lift the chilled block out before cutting.
  • Fold the hazelnuts in immediately after taking the pan off the heat so they distribute evenly while the base is warm and fluid.
  • Use a warm, clean knife wiped between cuts to achieve sharp, clean edges on each square.
Variations

Ways to make it your own

  • Garnish the top with a light dusting of extra cocoa powder just before serving.
  • Sprinkle a small pinch of flaky sea salt across the top before chilling for a savory contrast.
Serving

Serving suggestions

These rich squares make a wonderful pairing alongside hot espresso, dark roast drip coffee, or a glass of cold milk. They also fit neatly onto a dessert board or can be served as an after-dinner sweet alongside fresh berries.

Storage

Storage & reheating

Keep the sliced squares stored in an airtight container in the refrigerator to maintain their firm structure. Place sheets of wax paper or parchment between layers if stacking to prevent the pieces from sticking together.

Recipe information

Nutrition notes

Nutrition is provided as a general estimate for the listed recipe. Brands, exact portions, and ingredient swaps can change the numbers.

Calories
180 kcal
Total Fat
12g
Carbohydrates
15g
Protein
3g
Sugar
12g
Frequently asked

Quick recipe answers

Why is my fudge mixture taking time to smooth out on the stove?+

Cocoa powder and sugar take a minute of continuous stirring to fully incorporate into the melted butter over gentle low heat. Keep stirring until the sheen is uniform.

Can I slice the fudge before the two hours of chilling?+

The fudge needs the full two hours in the refrigerator to solidify completely. Slicing too early may cause the squares to crumble or lose their shape.

Final note

With its blend of cocoa, fragrant cinnamon, and toasted hazelnuts, this simple chilled fudge delivers rich, satisfying flavor in neat, bite-sized portions.

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